
About Us

Our Story
Leading ISO 17025 Accredited Calibration Company in Union City, CA
Established in the vibrant San Francisco Bay Area, Valley Calibration Services has evolved into a premier provider of professional instrument calibration services and repairs. Our mission is to deliver reliable, cost-effective, and precise calibration laboratory services that enable businesses to operate with confidence and meet critical compliance requirements.
As an A2LA-accredited calibration laboratory under ISO/IEC 17025, we uphold the highest standards of quality, technical competence, and traceability across all of our metrology services.
We serve a wide range of industries throughout Northern California
Including pharmaceuticals, biotechnology, manufacturing, research, and quality-driven organizations that depend on accurate and dependable measurement systems.
From routine calibrations to specialized requirements, our experienced technicians are committed to delivering consistent results and exceptional service.

